1 //===-- bswapdi2_test.c - Test __bswapdi2 ---------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file tests __bswapdi2 for the compiler_rt library. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include <stdlib.h> 15 #include <stdint.h> 16 #include <stdio.h> 17 #include <math.h> 18 19 20 extern uint64_t __bswapdi2(uint64_t); 21 22 #if __arm__ 23 int test__bswapdi2(uint64_t a, uint64_t expected) 24 { 25 uint64_t actual = __bswapdi2(a); 26 if (actual != expected) 27 printf("error in test__bswapsi2(0x%0llX) = 0x%0llX, expected 0x%0llX\n", 28 a, actual, expected); 29 return actual != expected; 30 } 31 #endif 32 33 int main() 34 { 35 #if __arm__ 36 if (test__bswapdi2(0x123456789ABCDEF0LL, 0xF0DEBC9A78563412LL)) 37 return 1; 38 if (test__bswapdi2(0x0000000100000002LL, 0x0200000001000000LL)) 39 return 1; 40 #else 41 printf("skipped\n"); 42 #endif 43 return 0; 44 } 45
